Attachment 114325 Details for Bug 89523 – 0004-aes1660-set-partial-flag-on-an-image.patch

[patch] 0004-aes1660-set-partial-flag-on-an-image.patch

0004-aes1660-set-partial-flag-on-an-image.patch (text/plain), 2.30 KB, created by Vasily Khoruzhick on 2015-03-15 18:28:36 UTC

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Creator: Vasily Khoruzhick

Created: 2015-03-15 18:28:36 UTC

Size: 2.30 KB

patch

obsolete

>From 57beaf385800ccec62aa3335801f1a35e958f007 Mon Sep 17 00:00:00 2001
>From: Vasily Khoruzhick <anarsoul@gmail.com>
>Date: Sun, 15 Mar 2015 21:21:37 +0300
>Subject: [PATCH 4/4] aes1660: set partial flag on an image
>
>Sensor width seems to be only 128 pixels and that's not enough
>for scanning whole finger surface. Lower bz3_threshold to 30,
>since for wrong finger score never goes above 10, but sometimes
>for right finger score is below 40.
>---
> libfprint/drivers/aes1660.c | 3 ++-
> libfprint/drivers/aesx660.c | 1 +
> libfprint/drivers/aesx660.h | 1 +
> 3 files changed, 4 insertions(+), 1 deletion(-)
>
>diff --git a/libfprint/drivers/aes1660.c b/libfprint/drivers/aes1660.c
>index f931ba3..cfd2f67 100644
>--- a/libfprint/drivers/aes1660.c
>+++ b/libfprint/drivers/aes1660.c
>@@ -56,6 +56,7 @@ static int dev_init(struct fp_img_dev *dev, unsigned long driver_data)
> 	aesdev->start_imaging_cmd = (unsigned char *)aes1660_start_imaging_cmd;
> 	aesdev->start_imaging_cmd_len = sizeof(aes1660_start_imaging_cmd);
> 	aesdev->frame_width = FRAME_WIDTH;
>+	aesdev->extra_img_flags = FP_IMG_PARTIAL; 
> 
> 	fpi_imgdev_open_complete(dev, 0);
> 	return 0;
>@@ -102,7 +103,7 @@ struct fp_img_driver aes1660_driver = {
> 	.flags = 0,
> 	.img_height = -1,
> 	.img_width = FRAME_WIDTH + FRAME_WIDTH / 2,
>-	.bz3_threshold = 70,
>+	.bz3_threshold = 30,
> 
> 	.open = dev_init,
> 	.close = dev_deinit,
>diff --git a/libfprint/drivers/aesx660.c b/libfprint/drivers/aesx660.c
>index ec28a5b..ca5b195 100644
>--- a/libfprint/drivers/aesx660.c
>+++ b/libfprint/drivers/aesx660.c
>@@ -313,6 +313,7 @@ static void capture_set_idle_cmd_cb(struct libusb_transfer *transfer)
> 		aesdev->strips = g_slist_reverse(aesdev->strips);
> 		img = aes_assemble(aesdev->strips, aesdev->strips_len,
> 			aesdev->frame_width, FRAME_HEIGHT, aesdev->frame_width + aesdev->frame_width / 2);
>+			img->flags |= aesdev->extra_img_flags;
> 		g_slist_foreach(aesdev->strips, (GFunc) g_free, NULL);
> 		g_slist_free(aesdev->strips);
> 		aesdev->strips = NULL;
>diff --git a/libfprint/drivers/aesx660.h b/libfprint/drivers/aesx660.h
>index 0510a43..044d809 100644
>--- a/libfprint/drivers/aesx660.h
>+++ b/libfprint/drivers/aesx660.h
>@@ -61,6 +61,7 @@ struct aesX660_dev {
> 	unsigned char *start_imaging_cmd;
> 	size_t start_imaging_cmd_len;
> 	unsigned int frame_width;
>+	uint16_t extra_img_flags;
> };
> 
> struct aesX660_cmd {
>-- 
>2.3.2
>

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